{
  "cveId": "CVE-2020-8620",
  "url": "https://patchblox.com/security/cve/CVE-2020-8620",
  "summary": "CVE-2020-8620 is fixed in 7 products on 1 platform, first by bind9 1:9.16.1-0ubuntu2.3, released August 19, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "bind9: In BIND 9.15.6 -\u0026gt; 9.16.5, 9.17.0 -\u0026gt; 9.17.3, An attacker who can establish a TCP connection with the server and...",
  "description": "In BIND 9.15.6 -\u0026gt; 9.16.5, 9.17.0 -\u0026gt; 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.",
  "published": "2020-08-19T17:00:00Z",
  "severity": "Medium",
  "epss": 0.03902,
  "epssPercentile": 0.90332,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "bind9",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bind9-dnsutils",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9-dnsutils 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9-dnsutils-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bind9-host",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9-host 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9-host-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bind9-libs",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9-libs 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9-libs-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bind9-utils",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9-utils 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9-utils-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bind9utils",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "bind9utils 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-bind9utils-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "dnsutils",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:9.16.1-0ubuntu2.3",
      "fix": "dnsutils 1:9.16.1-0ubuntu2.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-dnsutils-1-9.16.1-0ubuntu2.3",
      "released": "2020-08-19T17:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}